Sundance SMT370v2 - Manual (Page 16)

Version 2.0 Page 16 of 46 SMT370v2/v3 User Manual
ADC Performance.
Description Specification
Analogue inputs
Maximum voltage
1.2 Volts peak-to-peak (AC coupling –
SMT370v2/v3).
2.2 Volts peak-to-peak (DC coupling – Gain 1).
(Specify ADC coupling when placing an order)
Impedance 50 :.
Bandwidth
- No anti-aliasing filter on the board. It is to the user
to set one up if required.
- Input transformers (AC option): 2-775 MHz.
- Input opamps (DC option): 0-320 MHz
- A-to-D converters: 0-250 MHz.
External Clock
Minimum voltage
- DC-coupled input. Requires a External clock
signal centered around 0V.
- 0.2 Volt peak-to-peak minimum.
- Maximum voltage: 3.3 Volts
- Minimum voltage: -3.3 Volts
Impedance 50 :.
Frequency range 30-105 MHz – low jitter.
External Trigger
Frequency Range 30-105 MHz.
Signal format
LVTTL (3.3 Volts) format – connected to 3.3V
FPGA – Clamp diodes to 3.3V and Ground.
Characteristics
Resolution 14 bits.
Output format Binary or 16-bit extended two’s complement.
Maximum sampling frequency 105 MHz.
SFDR Up to 81dB.
SNR Up to 60dB.
Figure 5 - ADC Performance.